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First of all, Bruce, I do appreciate your ideas and tireless work. It is needed for us, and our Planet, so please, continue! But I suggest, that it would be more productive to concentrate on the new tech (so called “Dewey Drive”). Otherwise, this discussion will go into the “yet-another-crank-pot-co...

Propulsion : it has been demonstrated that "reaction thrust" does not actually work as described. Recent experiments in vacuum chambers have show that thrust needs an atmosphere to push against--it does not do much in a vacuum. This is probably why chemical rockets don't get very far off the planet...

The amount of information is steadily growing on this site. So functions like (advanced) search, show posts by user or tag, etc. are needed more and more today. IMO phpBB3-like software is already appropriate for RS2 forum.

IMO, we should strive to have clear, precise and compact presentation of the RS/RS2 concepts, using any tools we need. Your target auditory choice is reasonable. But young scientists and engineers ("under 40" age group in your classification), with minds open to the new concepts and ideas, do exist ...

Not sure if all the topics are appropriate for the beginners book, but here is the list anyway: Weight/mass/inertia/gravity. How do they work together? What are the principle and subordinate locations? When they are coincident (UFO-like motion: "how they do their thing"), and when and how do they se...